Shape Coding is a highly flexible app designed specifically for teachers and speech and language therapists / pathologists. It aims to assist children and young people who experience difficulties with producing and understanding English sentence structure and grammar. The app utilises the Shape Coding system, which has been demonstrated through research to be effective in helping those with language disorders. Shape Coding is particularly useful for children and young adults aged 6-20 years but has also shown to benefit younger children, children with intellectual disabilities including Down syndrome, and adults with acquired aphasia. The core of the Shape Coding system is its visual approach to teaching grammar. It uses colours to represent parts of speech, arrows to indicate tense and aspect, lines to show singular and plural forms, and shapes to delineate syntactic structures. This visual coding system enhances the user’s understanding of spoken and written grammar, improving their ability to construct grammatically accurate and complex sentences. Shape Coding offers flexibility as the professional controlling the app can tailor which features are displayed for each individual student, providing a personalised learning experience. Shape Coding is applicable for a wide range of needs, including neurodiverse individuals, those with Down's syndrome, autistic spectrum disorders, neurological conditions, aphasia, and more. It serves as an essential speech assistance tool, fostering improvements in both communication and comprehension. Overall, the Shape Coding app is designed to improve the grammatical skills of children and young people with language disorders, making it an essential tool for professionals in speech and language therapy. It provides a personalised and specialised approach to language development, catering to the individualised needs of each user. Shape Coding is available for download on both the Apple App Store and Google Play, allowing professionals to incorporate this valuable tool into their practice with ease.